big crowds gathered for all the festivities. so security is going to be very tight. expect to see additional police officers, dogs. there will also be undercover officers that you may not necessarily be aware of, milling through the crowd to make sure everything goes smoothly today. very, very quiet right now. we're still not seeing anyone staking out their spots. that no doubt is going to happen pretty soon. we're also not seeing the road closures in the area. we were told that 5:00 a.m. some of the roads could start closing down. but 15th street, which is behind me here, we're still seeing traffic. very, very soon, we're going to start seeing the police get those barricades in police and start to cordon things off so they can get ready for the festivities. keep in mind, the parade down constitution avenue at 11:45. some of these are going to be earlier in the day, and then a lot of closures in effect for the events tonight. joe, back to you. >> megan mcgrath reporting live. megan, thanks very much. if you are one of the hundreds of thousands headed downtown, metro